Why and how to clear your tablet's cache

Cache is temporary data your tablet stores to load apps and websites faster the next time you use them. Over time, cached files pile up and can slow your tablet down, use storage space, or cause an app to behave oddly. Clearing the cache is safe — it removes only temporary files, not your photos, messages, or documents.

The steps differ slightly depending on whether you use an iPad or an Android tablet, and whether you want to clear cache for one app or your entire system. Both processes take less than five minutes and require no special tools.

Key Takeaways

  • Cache is temporary data apps and websites store to load faster; clearing it frees up storage and can fix app problems without deleting your personal files.
  • On iPad, go to Settings > General > iPad Storage, select an app, and tap Offload App to clear its cache while keeping the app itself.
  • On Android, go to Settings > Apps, select an app, tap Storage, and choose Clear Cache to remove temporary files for that app only.
  • To clear cache for your entire tablet, use Settings > Storage on Android or Settings > General > iPad Storage on iPad to see what is taking up space.
  • Clearing cache regularly — once a month or when your tablet feels slow — keeps performance steady without affecting your saved data.

Clear cache on an iPad

The fastest way to clear cache on an iPad is through the Storage settings. Open Settings, tap General, then tap iPad Storage. You will see a list of apps ranked by size. Select any app and you will see two options: Offload App and Delete App. Tap Offload App. This removes the app and its cache but keeps your data — when you reinstall the app from the App Store, your saved progress and settings return.

If you want to keep the app installed and only clear its cache, the process is less direct. Some apps let you clear cache from within the app itself. Open the app, look for Settings or Preferences, and search for a Cache or Storage option. For example, Safari has its own cache-clearing menu under Settings > Safari > Clear History and Website Data. Choose what time period to clear (last hour, today, all time) and tap Clear.

To clear cache for Safari and other built-in apps at once, go to Settings > Safari and tap Clear History and Website Data. Select the time range and confirm. This clears browsing history, cookies, and cached website files in one step.

Clear cache on an Android tablet

On Android, you can clear cache for a single app or for your entire system. To clear cache for one app, open Settings and tap Apps (sometimes called process Manager). Find the app in the list, tap it, then tap Storage. You will see two buttons: Clear Cache and Clear Data. Tap Clear Cache only — Clear Data removes saved settings and login information, which you probably want to keep.

Repeat this for any app that feels slow or is taking up too much space. You can check app sizes in the same Storage menu to see which ones are using the most cache.

To clear cache for your entire tablet at once, go to Settings > Storage and look for a Cache option or Cached Data. On some Android tablets this appears as a separate menu item; on others it is under Device Care or System. Tap it and confirm that you want to clear all cached data. This removes temporary files from every app without touching your photos, documents, or app settings.

When to clear your tablet's cache

You do not need to clear cache constantly. Most tablets handle a reasonable amount of cached data without slowing down. However, clearing cache once a month or whenever you notice your tablet running slowly can help keep performance steady.

Clear cache when ready if an app is crashing, freezing, or behaving strangely. Corrupted cache files sometimes cause these problems, and clearing them often fixes the issue without uninstalling the app. If an app still misbehaves after you clear its cache, try restarting your tablet, then uninstalling and reinstalling the app.

You should also clear cache if you are running low on storage space. Check your tablet's storage in Settings > Storage (Android) or Settings > General > iPad Storage (iPad) to see how much space cache is using. On some tablets, cached files can add up to several gigabytes over time.

The difference between cache and data

Cache is temporary data — browsing history, images from websites, app thumbnails. It speeds things up but is not essential. Data is what you have created or chosen: your login information, saved game progress, app settings, messages. Clearing cache is always safe. Clearing data erases these personal settings and usually requires you to log back in.

When you see the option Clear Cache, use it. When you see Clear Data or Clear Storage, stop and think first. If you are not sure what will happen, clear cache only and restart your tablet. That solves most performance problems without the risk of losing your settings.

Storage space and cache buildup

Cache builds up gradually and is often invisible. You might not notice it taking space until your tablet warns you that storage is full. On iPad, go to Settings > General > iPad Storage to see a breakdown of what is using space. Apps with large cache files appear higher in the list. On Android, Settings > Storage shows a pie chart of what is consuming space — tap Apps to see individual app sizes.

If your tablet is nearly full, clearing cache can free up several gigabytes. Start with the largest apps, clear their cache, and check your available storage again. If you still need more space, consider deleting apps you no longer use or moving photos and videos to cloud storage.

Troubleshooting cache problems

If clearing cache does not fix a slow or crashing app, restart your tablet first. Hold the power button until the shutdown screen appears, slide to power off, wait 10 seconds, then power back on. This clears temporary memory and often solves problems that cache clearing alone does not.

If an app still crashes after you restart and clear cache, uninstall it completely and reinstall it from the App Store (iPad) or Google Play Store (Android). This gives you a fresh copy of the app with no corrupted files. Your saved data within the app usually returns when you log back in, but check the app's settings first to confirm it is linked to your account.

If your entire tablet feels slow even after clearing cache, check Settings > Storage to see if you are running low on free space. Tablets slow down when storage is nearly full, regardless of cache. Delete old downloads, clear photos you have backed up to the cloud, or move files to external storage if your tablet supports it.

Frequently Asked Questions

Will clearing cache delete my photos or messages?

No. Cache is temporary data only. Your photos, messages, documents, and app data remain untouched. Clearing cache removes only files that apps created to speed up loading — things like website images, app thumbnails, and browsing history.

How much storage space does cache usually take up?

It varies by how much you use your tablet. Light users might have 500 megabytes to 1 gigabyte of cache. Heavy users who stream video, browse constantly, or use many apps can accumulate 3 to 5 gigabytes or more. Check your tablet's storage settings to see your actual number.

Do I need to clear cache on a new tablet?

No. A new tablet has little to no cache. You only need to clear cache once your tablet has been in use for several weeks or months and you notice it slowing down or running low on storage.

What is the difference between clearing cache and restarting my tablet?

Restarting clears temporary memory (RAM) but not stored cache files. Clearing cache removes stored temporary files from your storage. Both help performance, but they work differently. Restart first if your tablet is slow; clear cache if it stays slow or if you need storage space.

Can I clear cache automatically on my tablet?

iPad does not have an automatic cache-clearing option. Android tablets sometimes include a setting to clear cache on a schedule, but it varies by manufacturer. Check Settings > Device Care or Settings > Storage on your Android tablet. Most users find it easier to clear cache manually once a month than to set up automation.